Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.19
1.3 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.4 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.3 noro 27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
47: *
1.19 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.18 2005/03/28 09:20:38 noro Exp $
1.3 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
1.5 noro 52:
1.1 noro 53: #if defined(VISUAL)
54: #include <string.h>
55: #include <fcntl.h>
56: #include <sys/stat.h>
1.5 noro 57: #else /* VISUAL */
1.1 noro 58: #if defined(_PA_RISC1_1) || defined(SYSV) || defined(__SVR4)
59: #include <unistd.h>
60: #include <string.h>
61: #else
62: #include <strings.h>
63: #endif
64: #include <sys/types.h>
65: #include <sys/file.h>
66: #include <sys/stat.h>
67: #endif
68:
69: #if defined(linux)
70: #include <unistd.h>
71: #endif
72:
73: #if defined(VISUAL)
74: #include <io.h>
75: #endif
76:
1.8 noro 77: #ifdef MALLOC
1.1 noro 78: #undef MALLOC
79: #define MALLOC(x) GC_malloc((x)+4)
1.8 noro 80: #endif
1.1 noro 81:
1.15 takayama 82: char **ASIRLOADPATH;
1.1 noro 83:
84: #if defined(VISUAL)
85: #define ENVDELIM ';'
86: #define MORE "more < "
87: #else
88: #define ENVDELIM ':'
89: #define MORE "more"
90: #endif
91:
92: #ifndef ASIR_LIBDIR
1.17 takayama 93: #define ASIR_LIBDIR "/usr/local/lib/asir"
94: #endif
95: #ifndef ASIR_CONTRIB_DIR
96: #define ASIR_CONTRIB_DIR "/usr/local/lib/asir-contrib"
1.1 noro 97: #endif
98:
99: char *getenv();
1.8 noro 100: void Pget_rootdir();
1.10 noro 101: char *search_executable(char *name);
1.8 noro 102:
1.1 noro 103: extern char *asir_libdir;
1.17 takayama 104: extern char *asir_contrib_dir;
1.1 noro 105: extern char *asir_pager;
106: extern int read_exec_file;
107: extern int main_parser;
1.9 noro 108: extern JMP_BUF exec_env;
1.1 noro 109:
1.10 noro 110: char *search_executable(char *name)
111: {
112: char *c,*s,*ret;
1.11 noro 113: int len,nlen;
1.10 noro 114: char dir[BUFSIZ],path[BUFSIZ];
115: struct stat buf;
116:
1.11 noro 117: nlen = strlen(name);
1.12 noro 118: for ( s = (char *)getenv("PATH"); s; ) {
1.10 noro 119: c = (char *)index(s,':');
1.13 noro 120: len = c ? c-s : strlen(s);
1.11 noro 121: if ( len >= BUFSIZ ) continue;
1.12 noro 122: strncpy(dir,s,len); dir[len] = 0;
123: if ( c ) s = c+1;
124: else s = 0;
1.11 noro 125: if ( len+nlen+1 >= BUFSIZ ) continue;
1.10 noro 126: sprintf(path,"%s/%s",dir,name);
127: if ( !stat(path,&buf) && !(buf.st_mode & S_IFDIR)
1.14 noro 128: #if !defined(VISUAL)
129: && !access(path,X_OK)
130: #endif
131: ) {
1.10 noro 132: len = strlen(path)+1;
133: ret = (char *)MALLOC(len);
134: strcpy(ret,path);
135: return ret;
136: }
137: }
138: return 0;
139: }
140:
1.1 noro 141: void env_init() {
142: char *e,*p,*q;
1.10 noro 143: int i,l,japanese;
1.1 noro 144: char *getenv();
145: char *oxhome;
146: char rootname[BUFSIZ];
147:
148: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
149: if ( oxhome = getenv("OpenXM_HOME") ) {
150: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
151: sprintf(asir_libdir,"%s/lib/asir",oxhome);
152: } else {
153: #if defined(VISUAL)
154: get_rootdir(rootname,sizeof(rootname));
155: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
1.18 noro 156: sprintf(asir_libdir,"%s/lib",rootname);
1.1 noro 157: #else
158: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
159: strcpy(asir_libdir,ASIR_LIBDIR);
160: #endif
161: }
162: }
1.17 takayama 163:
164: if ( !(asir_contrib_dir = getenv("ASIR_CONTRIB_DIR")) ) {
165: if ( oxhome = getenv("OpenXM_HOME") ) {
166: asir_contrib_dir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir-contrib")+1);
167: sprintf(asir_contrib_dir,"%s/lib/asir-contrib",oxhome);
168: } else {
169: #if defined(VISUAL)
170: get_rootdir(rootname,sizeof(rootname));
171: asir_contrib_dir = (char *)malloc(strlen(rootname)+strlen("/lib-asir-contrib")+1);
172: sprintf(asir_contrib_dir,"%s/lib-asir-contrib",rootname);
173: #else
174: asir_contrib_dir = (char *)malloc(strlen(ASIR_CONTRIB_DIR)+1);
175: strcpy(asir_contrib_dir,ASIR_CONTRIB_DIR);
176: #endif
177: }
178: }
179:
1.1 noro 180: if ( !(asir_pager = getenv("PAGER")) ) {
1.10 noro 181: japanese = 0;
1.11 noro 182: if ( (e = getenv("LANGUAGE")) &&
183: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
184: else if ( (e = getenv("LC_ALL")) &&
185: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
186: else if ( (e = getenv("LC_CTYPE")) &&
187: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
188: else if ( (e = getenv("LANG")) &&
189: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
1.10 noro 190: if ( japanese )
191: asir_pager = search_executable("jless");
192: if ( !asir_pager ) {
193: /* default: more */
194: asir_pager = (char *)malloc(strlen(MORE)+1);
195: strcpy(asir_pager,MORE);
196: }
1.1 noro 197: }
1.15 takayama 198: if ( e = getenv("ASIRLOADPATH" ) ) {
199: for ( i = 0; ; i++, e = p+1 ) {
200: p = (char *)index(e,ENVDELIM);
201: if ( !p )
202: break;
203: }
1.17 takayama 204: i += 4;
1.15 takayama 205: ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*i);
206: for ( l = 0; l<i; l++) ASIRLOADPATH[l] = NULL;
207: e = getenv("ASIRLOADPATH");
1.1 noro 208: for ( i = 0; ; i++, e = p+1 ) {
209: p = (char *)index(e,ENVDELIM);
210: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
211: if ( l ) {
212: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
213: }
214: if ( !p )
215: break;
216: }
1.16 takayama 217: }else{
218: ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*3);
219: ASIRLOADPATH[0] = NULL;
1.17 takayama 220: }
221:
1.1 noro 222: for ( i = 0; ASIRLOADPATH[i]; i++ );
1.17 takayama 223: if (asir_contrib_dir) ASIRLOADPATH[i++] = asir_contrib_dir;
224: if (asir_libdir) ASIRLOADPATH[i++] = asir_libdir;
1.16 takayama 225: ASIRLOADPATH[i] = NULL;
1.1 noro 226: }
227:
1.8 noro 228: void searchasirpath(char *name,char **pathp)
1.1 noro 229: {
230: char **p;
231: char *q;
232: int l;
1.5 noro 233: #if !defined(VISUAL)
1.1 noro 234: struct stat sbuf;
235:
236: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
237: || !ASIRLOADPATH[0] ) {
238: if ( access(name,R_OK) >= 0 ) {
239: stat(name,&sbuf);
240: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
241: *pathp = name;
242: else
243: *pathp = 0;
244: } else
245: *pathp = 0;
246: } else {
247: for ( p = ASIRLOADPATH; *p; p++ ) {
248: l = strlen(*p)+strlen(name)+2;
249: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
250: if ( access(q,R_OK) >= 0 ) {
251: stat(q,&sbuf);
252: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
253: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
254: return;
255: }
256: }
257: }
258: *pathp = 0;
259: }
1.5 noro 260: #else
1.1 noro 261: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
262: || !ASIRLOADPATH[0] )
263: *pathp = name;
264: else {
265: for ( p = ASIRLOADPATH; *p; p++ ) {
266: l = strlen(*p)+strlen(name)+2;
267: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
268: if ( access(q,04) >= 0 ) {
269: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
270: return;
271: }
272: }
273: *pathp = 0;
274: }
275: #endif
276: }
277:
278: #define DELIM '/'
279:
1.8 noro 280: void loadasirfile(char *name0)
1.1 noro 281: {
282: FILE *in;
1.8 noro 283: INFILE t;
1.1 noro 284: extern char cppname[];
1.5 noro 285: #if defined(VISUAL)
286: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 287: int ac;
288: char *av[BUFSIZ];
1.8 noro 289: char *p;
1.1 noro 290: FILE *fp;
1.5 noro 291: char dname[BUFSIZ],tname0[BUFSIZ];
292: char *name,*tname;
1.1 noro 293: int encoded;
1.5 noro 294: static char prefix[BUFSIZ];
295: int process_id();
296: char CppExe[BUFSIZ];
297: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
298: STRING rootdir;
1.8 noro 299: void call_exe(char *,char **);
1.5 noro 300:
301: /* create the unique prefix */
302: if ( !prefix[0] )
303: sprintf(prefix,"asir%d",process_id());
1.1 noro 304:
305: fp = fopen(name0,"rb");
306: if ( getc(fp) == 0xff ) {
307: /* encoded file */
308: fclose(fp);
1.5 noro 309: name = tempnam(NULL,prefix);
1.1 noro 310: decrypt_file(name0,name);
1.5 noro 311: /* the file 'name' created */
1.1 noro 312: encoded = 1;
313: } else {
314: fclose(fp);
1.5 noro 315: name = name0;
1.1 noro 316: encoded = 0;
317: }
318:
319: strcpy(dname,name);
1.5 noro 320: av[0] = "cpp";
321: sprintf(nbuf,"\"%s\"",name);
322: av[1] = nbuf;
323: tname = tempnam(NULL,prefix);
324: sprintf(tnbuf,"\"%s\"",tname);
325: av[2] = tnbuf;
326: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
327: av[3] = ibuf1;
328: av[4] = "-DWINDOWS";
329:
330: /* set the include directory */
1.1 noro 331: p = strrchr(dname,DELIM);
332: if ( !p ) {
1.5 noro 333: av[5] = 0; ac = 5;
1.1 noro 334: } else {
1.5 noro 335: *p = 0;
336: sprintf(ibuf2,"-I\"%s\"",dname);
337: av[5] = ibuf2;
338: av[6] = 0; ac = 6;
339: }
340: // cpp_main(ac,av);
341: Pget_rootdir(&rootdir);
342: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
343: call_exe(CppExe,av);
1.1 noro 344:
1.5 noro 345: /* the file tname created */
1.1 noro 346: if ( encoded ) {
1.5 noro 347: unlink(name); free(name);
348:
349: strcpy(tname0,tname); free(tname);
350: tname = tempnam(NULL,prefix);
351:
1.1 noro 352: encrypt_file(tname0,tname);
1.5 noro 353: /* the file tname created */
1.1 noro 354: unlink(tname0);
1.5 noro 355:
1.1 noro 356: in = fopen(tname,"rb");
357: } else
358: in = fopen(tname,"r");
359: if ( !in ) {
360: perror("fopen");
361: error("load : failed");
362: }
1.8 noro 363: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.5 noro 364: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
365: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 366: t->encoded = encoded;
367: #else
368: char com[BUFSIZ];
369:
370: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
371: if ( !in ) {
372: perror("popen");
373: error("load : failed");
374: }
1.8 noro 375: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.1 noro 376: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
377: #endif
378: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
379: main_parser = 1; /* XXX */
380: Eungetc(afternl(),asir_infile->fp);
381: if ( !EPVS->va )
382: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
383: }
384:
1.8 noro 385: void execasirfile(char *name)
1.1 noro 386: {
387: loadasirfile(name);
388: read_exec_file = 1;
389: read_eval_loop();
390: read_exec_file = 0;
1.6 noro 391: }
392:
1.8 noro 393: void load_and_execfile(char *name)
1.6 noro 394: {
395: FILE *fp;
1.8 noro 396: INFILE save_asir_infile;
1.7 noro 397: int save_prresult;
398: extern prresult;
1.6 noro 399:
400: savepvs();
401: save_asir_infile = asir_infile;
1.7 noro 402: save_prresult = prresult;
1.19 ! noro 403: asir_infile = 0;
! 404: loadasirfile(name);
1.9 noro 405: if ( !SETJMP(exec_env) ) {
1.6 noro 406: /* XXX : information for asir_teriminate() */
407: read_exec_file = 2;
408: read_eval_loop();
409: read_exec_file = 0;
410: }
411: restorepvs();
412: asir_infile = save_asir_infile;
1.7 noro 413: prresult = save_prresult;
1.1 noro 414: }
415:
416: static NODE objfile = 0;
417:
1.8 noro 418: int loadfile(char *s)
1.1 noro 419: {
420: FILE *in;
421:
422: if ( in = fopen(s,"r") ) {
423: fclose(in);
424: loadasirfile(s);
425: return 1;
426: } else
427: return 0;
428: }
429:
1.8 noro 430: int loadfiles(NODE node) { return 0; }
1.1 noro 431:
432: static unsigned char encrypt_tab[128][2] = {
433: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
434: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
435: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
436: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
437: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
438: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
439: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
440: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
441: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
442: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
443: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
444: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
445: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
446: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
447: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
448: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
449: };
450:
451: static unsigned char decrypt_tab[] = {
452: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
453: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
454: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
455: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
456: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
457: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
458: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
459: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
460: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
461: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
462: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
463: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
464: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
465: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
466: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
467: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
468: };
469:
470: unsigned char encrypt_char(unsigned char c)
471: {
472: return encrypt_tab[c][mt_genrand()&1];
473: }
474:
475: unsigned char decrypt_char(unsigned char c)
476: {
477: return decrypt_tab[c];
478: }
479:
1.8 noro 480: void encrypt_file(char *in,char *out)
1.1 noro 481: {
482: FILE *infp,*outfp;
483: int c;
484:
485: infp = fopen(in,"r");
486: outfp = fopen(out,"wb");
487: while ( 1 ) {
488: c = getc(infp);
489: if ( c == EOF )
490: break;
1.8 noro 491: putc(encrypt_char((unsigned char)c),outfp);
1.1 noro 492: }
493: fclose(infp); fclose(outfp);
494: }
495:
1.8 noro 496: void decrypt_file(char *in,char *out)
1.1 noro 497: {
498: FILE *infp,*outfp;
499: int c;
500:
501: infp = fopen(in,"rb");
502: outfp = fopen(out,"w");
503: /* skip the magic number (=0xff) */
504: getc(infp);
505: while ( 1 ) {
506: c = getc(infp);
507: if ( c == EOF )
508: break;
1.8 noro 509: putc(decrypt_char((unsigned char)c),outfp);
1.1 noro 510: }
511: fclose(infp); fclose(outfp);
512: }
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